.page-faq {
  --faq-gap: clamp(20px, 4vw, 40px);
  --faq-pad: clamp(16px, 3.2vw, 26px);
  padding-bottom: clamp(48px, 7vw, 88px);
  background:
    radial-gradient(760px 360px at 92% 0%, rgba(53, 242, 208, 0.07), transparent 62%),
    radial-gradient(620px 320px at 0% 18%, rgba(139, 92, 246, 0.07), transparent 60%);
}

.page-faq .faq-block,
.page-faq .faq-scenes {
  scroll-margin-top: 96px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: clamp(16px, 3vw, 30px) clamp(26px, 4.5vw, 48px);
}

.page-faq .faq-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  align-items: end;
}

.page-faq .faq-hero__text h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(27px, 5.2vw, 50px);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--frost);
  margin: 0 0 16px;
}

.page-faq .faq-hero__lead {
  max-width: 60ch;
  margin: 0 0 22px;
  color: var(--body-text);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
}

.page-faq .faq-hero__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  color: var(--mist);
}

.page-faq .faq-hero__meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}

.page-faq .faq-hero__meta .mono {
  font-family: var(--font-data);
  font-size: 15px;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--char);
  aspect-ratio: 10 / 7;
  box-shadow: 0 24px 60px -34px rgba(0, 0, 0, 0.9);
}

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(142deg, rgba(7, 11, 18, 0) 42%, rgba(7, 11, 18, 0.6) 100%);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 场景入口 ---------- */
.page-faq .faq-scenes {
  padding-block: clamp(16px, 2.6vw, 26px);
}

.page-faq .faq-scenes__head {
  margin-bottom: 18px;
}

.page-faq .faq-scenes__head h2 {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 28px);
  color: var(--frost);
  margin: 0 0 8px;
  line-height: 1.35;
}

.page-faq .faq-scenes__head p {
  margin: 0;
  font-size: 14px;
  color: var(--mist);
}

.page-faq .faq-scenes__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .faq-scene {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 12px;
  padding: 16px 18px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius-sm);
  background: linear-gradient(160deg, var(--char) 0%, var(--ink-2) 100%);
  text-decoration: none;
  color: inherit;
  transition: transform 240ms var(--ease), border-color 240ms var(--ease), background-color 240ms var(--ease);
}

.page-faq .faq-scene:hover,
.page-faq .faq-scene:focus-visible {
  transform: translateY(-3px);
  border-left-color: var(--orange);
  background: linear-gradient(160deg, var(--char-2) 0%, var(--ink-2) 100%);
}

.page-faq .faq-scene:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .faq-scene__idx {
  grid-column: 1;
  grid-row: 1;
  padding-top: 3px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-faq .faq-scene__name {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--font-ui);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--frost);
}

.page-faq .faq-scene__desc {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.65;
  color: var(--dim-text);
}

/* ---------- 双栏：索引 + 问答 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  padding-top: clamp(18px, 3vw, 32px);
}

.page-faq .faq-index {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--char);
  padding: 18px 20px;
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-index__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--body-text);
  text-decoration: none;
  transition: background-color 200ms var(--ease), color 200ms var(--ease);
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  background: var(--char-2);
  color: var(--frost);
}

.page-faq .faq-index__list a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-faq .faq-index__list .mono {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-faq .faq-index__note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  line-height: 1.7;
  color: var(--dim-text);
}

/* ---------- 章节 ---------- */
.page-faq .faq-block {
  margin-bottom: clamp(32px, 5vw, 56px);
}

.page-faq .faq-block:last-child {
  margin-bottom: 0;
}

.page-faq .faq-block__head {
  margin-bottom: 18px;
}

.page-faq .faq-block__num {
  display: inline-block;
  margin-bottom: 6px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-faq .faq-block__head h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.8vw, 30px);
  line-height: 1.3;
  color: var(--frost);
}

.page-faq .faq-block__lead {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa-list {
  display: grid;
  gap: 10px;
}

.page-faq .qa {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: var(--char);
  overflow: hidden;
  transition: border-color 220ms var(--ease), background-color 220ms var(--ease);
}

.page-faq .qa[open] {
  border-color: rgba(53, 242, 208, 0.4);
  background: var(--char-2);
}

.page-faq .qa summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 18px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--frost);
  list-style: none;
}

.page-faq .qa summary::-webkit-details-marker {
  display: none;
}

.page-faq .qa summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-data);
  font-size: 16px;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .qa[open] summary::after {
  content: "−";
  color: var(--orange);
}

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-faq .qa__body {
  padding: 0 18px 16px;
  color: var(--body-text);
  font-size: 14px;
  line-height: 1.85;
}

.page-faq .qa__body p {
  margin: 0 0 10px;
}

.page-faq .qa__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 规则第 3 条 ---------- */
.page-faq .rule-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  padding: var(--faq-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background-color: var(--char);
  background-image:
    radial-gradient(420px 220px at 100% 0%, rgba(53, 242, 208, 0.1), transparent 70%),
    radial-gradient(320px 200px at 0% 100%, rgba(139, 92, 246, 0.1), transparent 72%);
}

.page-faq .rule-panel__media {
  margin: 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--ink-2);
  aspect-ratio: 4 / 3;
}

.page-faq .rule-panel__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-faq .rule-panel__body {
  min-width: 0;
}

.page-faq .rule-steps {
  list-style: none;
  counter-reset: rule-step;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .rule-steps li {
  counter-increment: rule-step;
  position: relative;
  padding-left: 44px;
}

.page-faq .rule-steps li::before {
  content: counter(rule-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  padding: 2px 6px;
  border-radius: 6px;
  background: var(--cyan);
  color: var(--ink);
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.5;
}

.page-faq .rule-steps h3 {
  margin: 0 0 6px;
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--frost);
}

.page-faq .rule-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--body-text);
}

.page-faq .rule-note {
  padding: 14px 16px;
  border-left: 2px solid var(--amber);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 209, 102, 0.06);
}

.page-faq .rule-note__title {
  margin: 0 0 8px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-faq .rule-note ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 7px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--body-text);
}

.page-faq .rule-note li::marker {
  color: var(--amber);
}

.page-faq .rule-panel__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.8;
  color: var(--dim-text);
}

.page-faq .rule-panel__foot a,
.page-faq .support-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 208, 0.35);
}

.page-faq .rule-panel__foot a:hover,
.page-faq .support-foot a:hover {
  color: var(--frost);
  border-bottom-color: var(--frost);
}

/* ---------- 联系支持 ---------- */
.page-faq .support-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .support-card {
  padding: 16px 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: var(--char);
}

.page-faq .support-card__label {
  margin: 0 0 10px;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .support-card__row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .support-card__value {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--frost);
  word-break: break-word;
}

.page-faq .support-card__value.mono {
  font-family: var(--font-data);
  letter-spacing: 0.01em;
}

.page-faq .support-card__hint {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--dim-text);
}

.page-faq .support-foot {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--dim-text);
}

/* ---------- 底部路径 ---------- */
.page-faq .faq-footnav {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 20px;
  margin-top: clamp(32px, 5vw, 56px);
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-footnav p {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-footnav__links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 0;
  padding: 0;
}

.page-faq .faq-footnav__links a {
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 208, 0.3);
}

.page-faq .faq-footnav__links a:hover,
.page-faq .faq-footnav__links a:focus-visible {
  color: var(--frost);
  border-bottom-color: var(--frost);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .support-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-faq .faq-scenes__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .rule-panel {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
    gap: 24px;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-scenes__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 92px;
  }

  .page-faq .support-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-scene,
  .page-faq .qa,
  .page-faq .faq-index__list a {
    transition: none;
  }

  .page-faq .faq-scene:hover,
  .page-faq .faq-scene:focus-visible {
    transform: none;
  }
}
<<<PAGE_CSS_DONE>>>